Summary of Electricity Activity in St. Louis County, MO

Summary of St. Louis County, MO Generation

St. Louis County, MO is ranked #1,861 out of 2,200 U.S. counties nationwide and #39 out of 60 Missouri counties in terms of total annual net electricity generation.

Annual Generation 15.3 GWh
Annual Consumption 225.7 k MMBtu
Last UpdateAug 2026
Power Plants4
Companies on File2

Map of Top Producing Plants in St. Louis County, MO

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Overall National Rank

#1,861 /2,200 U.S. Counties

In Net Annual Generation

Overall State Rank

#39 /60 Missouri Counties

In Net Annual Generation

Overall Annual Net Geneneration

15.3 GWh

Total Annual Fuel Consumption

225.7 k MMBtu

Electric Companies in St. Louis County, MO

2

St. Louis County, MO
Power Plants

4

Annual Net Generation From natural gas power

15.3 GWh

National Rank in Terms of natural gas Net Electricity Generation

#740 /931 U.S. Counties

State Rank in Terms of natural gas Net Electricity Generation

#15 /23 Missouri Counties

Monthly Net Generation for St. Louis County, MO

Monthly Plant Fuel Consumption for St. Louis County, MO

Net Generation by Fuel Source

Net Generation by Fuel Source Breakdown

State RankNational RankGenerationFuel Consumption
All#39 / 60#1861 / 220015.31 GWh225.71 k MMBtu
Natural Gas#15 / 23#740 / 93115.31 GWh223.50 k MMBtu

Power Plants in St. Louis County, MO

PlantUtility NameGenerationConsumptionFuel Types
Trigen St. LouisCenterstream STL, LLC15.3 GWh225.7 k MMBtu Natural Gas
Castle Bluff Energy CenterUnion Electric Co - (MO)0.0 Wh0 MMBtu No Information Available
Howard BendUnion Electric Co - (MO)0.0 Wh0 MMBtu No Information Available
MeramecUnion Electric Co - (MO)0.0 Wh0 MMBtu No Information Available

Electricity Generation for Neighboring Counties

National RankCountyNet Generation# Power Plants
#46Franklin County15.2 TWh1
#1263Jersey County263.1 GWh1
#1227Lincoln County286.8 GWh1
#1269Macoupin County257.8 GWh9
#1004Madison County483.6 GWh16
#2133Monroe County751.0 MWh2
#354St. Charles County3.6 TWh3
#78St. Clair County12.2 TWh17
#1710St. Louis city39.5 GWh4
#946Warren County563.0 GWh2

Electricity Generation for Cities Located in St. Louis County, MO

State RankCityNet Generation# Power Plants